A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
Classification: Safety or relief valves
NSN 5965-01-315-5764
NSN 5930-01-112-0487
NSN 5975-01-300-3139
NSN 5950-00-405-1218
NSN 5965-00-351-7460
NSN 6110-00-616-4300
NSN 6650-01-443-1476
NSN 6130-01-374-8028
NSN 5835-01-495-0595
NSN 6130-00-768-2863
NSN 5950-00-599-5025
NSN 5990-00-899-1662